|part of speech:
||totally unlikely, unbelievable, or senseless; absurd.
Your conclusions from such weak evidence are preposterous.He was wearing a preposterous hat for such a formal occasion.The notion that her meek and law-abiding husband could be involved in a burglary was preposterous to her.
- absurd, ridiculous, unbelievable
- similar words:
- cockamamie, crackbrained, farcical, impossible, improbable, inane, irrational, laughable, ludicrous, outrageous, senseless, unearthly, unlikely, unthinkable
||fantastic, grotesque, incredible, quixotic, silly, tall, wild
||preposterously (adv.), preposterousness (n.)